third_party/WebKit/Source/core/svg/SVGAnimateMotionElement.h

   1 /*
   2  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
   3  * Copyright (C) 2008 Apple Inc. All rights reserved.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public License
  16  * along with this library; see the file COPYING.LIB.  If not, write to
  17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18  * Boston, MA 02110-1301, USA.
  19  */
  20
  21 #ifndef SVGAnimateMotionElement_h
  22 #define SVGAnimateMotionElement_h
  23
  24 #include "core/svg/SVGAnimationElement.h"
  25 #include "platform/graphics/Path.h"
  26
  27 namespace blink {
  28
  29 class SVGAnimateMotionElement final : public SVGAnimationElement {
  30     DEFINE_WRAPPERTYPEINFO();
  31 public:
  32     ~SVGAnimateMotionElement() override;
  33
  34     DECLARE_NODE_FACTORY(SVGAnimateMotionElement);
  35     void updateAnimationPath();
  36
  37 private:
  38     explicit SVGAnimateMotionElement(Document&);
  39
  40     bool hasValidAttributeType() override;
  41     bool hasValidAttributeName() override;
  42
  43     void parseAttribute(const QualifiedName&, const AtomicString&) override;
  44
  45     void resetAnimatedType() override;
  46     void clearAnimatedType() override;
  47     bool calculateToAtEndOfDurationValue(const String& toAtEndOfDurationString) override;
  48     bool calculateFromAndToValues(const String& fromString, const String& toString) override;
  49     bool calculateFromAndByValues(const String& fromString, const String& byString) override;
  50     void calculateAnimatedValue(float percentage, unsigned repeatCount, SVGSMILElement* resultElement) override;
  51     void applyResultsToTarget() override;
  52     float calculateDistance(const String& fromString, const String& toString) override;
  53
  54     enum RotateMode {
  55         RotateAngle,
  56         RotateAuto,
  57         RotateAutoReverse
  58     };
  59     RotateMode rotateMode() const;
  60
  61     bool m_hasToPointAtEndOfDuration;
  62
  63     void updateAnimationMode() override;
  64
  65     // Note: we do not support percentage values for to/from coords as the spec implies we should (opera doesn't either)
  66     FloatPoint m_fromPoint;
  67     FloatPoint m_toPoint;
  68     FloatPoint m_toPointAtEndOfDuration;
  69
  70     Path m_path;
  71     Path m_animationPath;
  72 };
  73
  74 } // namespace blink
  75
  76 #endif // SVGAnimateMotionElement_h